Heisei Saru Kani Kassenzu S01 E04 Crab and His Fellows

Bartender Junpei Hamamoto witnesses a hit-and-run incident, and knows the person arrested for that incident is not the person he saw driving. He believes the person responsible is world famous cellist Keiji Minato and his older brother has taken the rap for him. Junpei and his friend Tomoki decide to blackmail Keiji, but they are blocked by his manager Yuko.